17977-68-3 Usage
Hazard
A poison by ingestion. A skin and eye irritant.
Check Digit Verification of cas no
The CAS Registry Mumber 17977-68-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,7,9,7 and 7 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 17977-68:
(7*1)+(6*7)+(5*9)+(4*7)+(3*7)+(2*6)+(1*8)=163
163 % 10 = 3
So 17977-68-3 is a valid CAS Registry Number.
InChI:InChI=1/3C7H7.CH2O2.Sn/c3*1-7-5-3-2-4-6-7;2-1-3;/h3*2-6H,1H2;1H,(H,2,3);/rC21H21Sn.CH2O2/c1-4-10-19(11-5-1)16-22(17-20-12-6-2-7-13-20)18-21-14-8-3-9-15-21;2-1-3/h1-15H,16-18H2;1H,(H,2,3)
